Advanced audio cassette systems have extended high-frequency response and high signal-to-noise ratio at 1 7/8 in/s tape speed. A significant part of the improvement is provided by Crolyn- chromium dioxide (CrO2) audio tape. The properties of CrO2 coatings are described and compared with iron oxide.

Authors: Jordan, Leland K.; Kerr, Robert J.; Dickens, John E.
Affiliation: E. I. du Pont de Nemours and Company, Wilmington, DE
JAES Volume 20 Issue 1 pp. 2-6; February 1972
Publication Date: February 1, 1972

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